1256388-50-7

Usage

Uses

Used in Pharmaceutical Industry:
Ledipasvir intermediate is used as a key component in the synthesis of ledipasvir, a medication for the treatment of chronic hepatitis C infections. Its role in the production process is critical, as it ensures the purity and quality of the final medication, leading to effective treatment outcomes for patients suffering from this viral infection.

Upstream product

• 1256388-49-4 6-[5-(7-bromo-9,9-difluoro-9H-fluoren-2-yl)-1H-imidazol-2-yl]-5-aza-spiro[2.4]heptane-5-carboxylic acid benzyl ester 
• 111398-44-8 N-methoxycarbonyl-L-valine 
• 1229603-71-7 2,7-dibromo-9,9-difluoro-9H-fluorene 
• 14348-75-5 2,7-dibromofluorene-9-one 
• 1256388-48-3 5-aza-spiro[2.4]heptane-5,6-dicarboxylic acid 5-benzyl ester 6-[2-(7-bromo-9,9-difluoro-9H-fluoren-2-yl)-2-oxo-ethyl] ester 
• 1296797-09-5 C₁₄H₂₂N₂O₅ 
• 1441670-89-8 (6S)-6-[5-(7-bromo-9,9-difluoro-9H-fluoren-2-yl)-1H-imidazol-2-yl]-5-azaspiro[2.4]heptane-5-carboxylic acid 1,1-dimethylethyl ester 
• 111398-44-8 (2R)-2-(methoxycarbonyl amino)-3-methylbutanoic acid 
• 1446396-65-1 2-(L)-methoxycarbonylamino-3-methylbutyric acid 

Downstream Products

• 1256388-51-8 methyl [(2S)-1-{(6S)-6-[5-(9,9-difluoro-7-{2-[(1R,3S,4S)-2-{(2S)-2-[(methoxycarbonyl)amino]-3-methylbutanoyl}-2-azabicyclo[2.2.1]-hept-3-yl]-1H-benzimidazol-6-yl}-9H-fluoren-2-yl)-1H-imidazol-2-yl]-5-azaspiro[2.4]hept-5-yl}-3-methyl-1-oxobutan-2-yl]carbamate 
• 1256393-27-7 3-[6-(9,9-difluoro-7-{2-[5-(2-methoxycarbonylamino-3-methyl-butyryl)-5-aza-spiro[2.4]hept-6-yl]-3H-imidazol-4-yl}-9H-fluoren-2-yl)-1H-benzoimidazol-2-yl]-2-aza-bicyclo[2.2.1]heptane-2-carboxylic acid tert-butyl ester 

Relevant academic research and scientific papers

METHOD OF PREPARATION FOR LEDIPASVIR AND DERIVATIVE THEREOF, AND INTERMEDIATE COMPOUND FOR PREPARATION OF LEDIPASVIR

Methods of preparing Ledipasvir and derivatives thereof, and intermediate compounds used in the preparation of Ledipasvir are provided. Specifically, a method for preparing the compounds of formula 1 and a series of preparation methods of preparing Ledipasvir are provided. The methods described herein are simple and efficient, and have better application prospects.

PROCESS FOR THE PREPARATION OF LEDIPASVIR

The present invention relates to a process for the preparation of Ledipasvir using Bis(triphenylphosphine)palladium(II) dichloride and process for the preparation of intermediates of Ledipasvir.

METHODS FOR TREATING HCV

This invention relates to combinations of therapeutic molecules useful for treating hepatitis C virus infection. The present invention relates to methods, uses, dosing regimens, and compositions.

METHODS FOR TREATING HCV

This invention relates to combinations of therapeutic molecules useful for treating hepatitis C virus infection. The present invention relates to methods, uses, dosing regimens, and compositions.